XscorpionSP-DE65 Stackable 6-1/2-Inch Speaker 1/2-Inch Up Depth Extender

Xscorpion SP-DE65 Stackable 6-1/2-Inch Speaker 1/2-Inch Up Depth Extender

NVX XBAF65 2 Piece 6.5" or 6.75" Weatherproof Silicone Rubber Speaker Baffle Kit

6.5 Inch (6½") Black Plastic Speaker Adapter Bracket Ring Select Models Compatible with Nissan / Infiniti